Home / 5,644.89-8,458.83-3,450.60

Finding the Fourth Proportional to 5,644.89, 8,458.83 and 3,450.60

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Solution

The fourth proportional to 5,644.89, 8,458.83 and 3,450.60 is: 5,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.89 : 8,458.83 = 3,450.60 : x
  2. Step 2: Convert to fraction form
    5,644.89/8,458.83 = 3,450.60/x
  3. Step 3: Cross multiply
    5,644.89x = 8,458.83 × 3,450.60
  4. Step 4: Simplify right side
    5,644.89x = 29,188,038.80
  5. Step 5: Solve for x
    x = 29,188,038.80/5,644.89
  6. Step 6: Final answer
    x = 5,170.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.